Longer Living Guide

TAPP Water

TAPP Water ShowerPro Rain SMR Shower Head Filter

Shower filter: filters water flowing to your shower

Early research
£89.90at tappwater.co

Best for: Replacing a basic handheld head with a larger filtered head and longer gaps between…

Price checked

Buy now at tappwater.co
  • KDF-55 and calcium sulphite
  • Brand says over 85% chlorine reduction

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KDF-55 and calcium sulphite

Media
KDF-55, calcium sulphite, mineral rock, metal and cotton mesh
Format
Handheld shower head
NSF 177
self-declared ’exceeds’, no listing found

Where we checked it: tappwater.co ›

Why we picked it

It uses the two media with the best hot-water chlorine performance (KDF-55 and calcium sulphite) and states a six-month refill life, which lowers the number of cartridge changes per year.

Best for

Replacing a basic handheld head with a larger filtered head and longer gaps between refills

Not for

Anyone wanting proof beyond the brand’s own claims, or hoping the added minerals will benefit skin

The details that matter.

  • • KDF-55 and calcium sulphite
  • • Brand says over 85% chlorine reduction
  • • Refill about every 6 months
  • • £89.90 starter, £119.90 annual pack

Specifications

Media
KDF-55, calcium sulphite, mineral rock, metal and cotton mesh
Format
Handheld shower head
NSF 177
self-declared ’exceeds’, no listing found
Softens water
no
Cartridge life
up to 6 months (brand stated)
How strong is the research? What our grades mean ›
Strong research
Independent certification or lab data for the specific claim.
Promising research
The material is well supported, but there is no product-level testing.
Early research
Little independent research.
Mixed research
Research findings disagree.
£
Under £20
££
£20 to £79
£££
£80+

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Sources

  1. tappwater.co
  2. nsf.org